public static EventBusOptionsBuilder UseRabbitMQ(this EventBusOptionsBuilder optionsBuilder, ILinFxBuilder builder, Action <EventBusRabbitMqOptions> optionsAction)
{
Check.NotNull(optionsAction, nameof(optionsAction));
var options = new EventBusRabbitMqOptions();
optionsAction?.Invoke(options);
builder.Services.AddSingleton((Func <IServiceProvider, IRabbitMQPersistentConnection>)(sp =>
{
var logger = sp.GetRequiredService <ILogger <DefaultRabbitMQPersistentConnection> >();
var factory = new ConnectionFactory
{
UserName = options.UserName,
Password = options.Password,
HostName = options.Host,
};
return(new DefaultRabbitMQPersistentConnection((IConnectionFactory)factory, (ILogger <DefaultRabbitMQPersistentConnection>)logger));
}));
builder.Services.AddSingleton <IEventBus, EventBusRabbitMQ>(sp =>
{
var logger = sp.GetRequiredService <ILogger <EventBusRabbitMQ> >();
var rabbitMQPersistentConnection = sp.GetRequiredService <IRabbitMQPersistentConnection>();
var iServiceScopeFactory = sp.GetRequiredService <IServiceScopeFactory>();
var eventBusSubcriptionsManager = sp.GetRequiredService <IEventBusSubscriptionsManager>();
return(new EventBusRabbitMQ(logger, rabbitMQPersistentConnection, eventBusSubcriptionsManager, iServiceScopeFactory, optionsBuilder.Options));
});
return(optionsBuilder);
}
public static EventBusOptionsBuilder UseRabbitMQ(this EventBusOptionsBuilder optionsBuilder, ILinFxBuilder fx, Action <RabbitMQOptions> optionsAction)
{
Check.NotNull(optionsAction, nameof(optionsAction));
var options = new RabbitMQOptions();
optionsAction?.Invoke(options);
fx.AddRabbitMQ(x =>
{
x.Host = options.Host;
x.UserName = options.UserName;
x.Password = options.Password;
});
fx.Services.AddSingleton <IEventBus, EventBusRabbitMQ>(sp =>
{
var logger = sp.GetRequiredService <ILogger <EventBusRabbitMQ> >();
var rabbitMQPersistentConnection = sp.GetRequiredService <IRabbitMQPersistentConnection>();
var iServiceScopeFactory = sp.GetRequiredService <IServiceScopeFactory>();
var eventBusSubcriptionsManager = sp.GetRequiredService <IEventBusSubscriptionsManager>();
return(new EventBusRabbitMQ(logger, rabbitMQPersistentConnection, eventBusSubcriptionsManager, iServiceScopeFactory, optionsBuilder.Options));
});
return(optionsBuilder);
}
/// <summary>
/// 添加 EventBus 模块注册
/// </summary>
/// <param name="services">服务集合对象</param>
/// <param name="configureOptionsBuilder">事件总线配置选项构建器委托</param>
/// <returns>服务集合实例</returns>
public static IServiceCollection AddEventBus(this IServiceCollection services, Action <EventBusOptionsBuilder> configureOptionsBuilder)
{
// 创建初始事件总线配置选项构建器
var eventBusOptionsBuilder = new EventBusOptionsBuilder();
configureOptionsBuilder.Invoke(eventBusOptionsBuilder);
return(services.AddEventBus(eventBusOptionsBuilder));
}
//public static ILinFxBuilder AddEventBus(
// [NotNull] this ILinFxBuilder builder,
// [NotNull] Action<EventBusOptions> optionsAction)
//{
// Check.NotNull(builder, nameof(builder));
// Check.NotNull(optionsAction, nameof(optionsAction));
// var optionsBuilder = new EventBusOptions();
// optionsAction?.Invoke(optionsBuilder);
// return builder;
//}
public static LinFxBuilder AddEventBus(this LinFxBuilder fx, Action <EventBusOptionsBuilder> optionsAction)
{
var options = new EventBusOptions();
var optionsBuilder = new EventBusOptionsBuilder(fx, options);
optionsAction?.Invoke(optionsBuilder);
fx.Services.AddSingleton <IEventBusSubscriptionsManager, InMemoryEventBusSubscriptionsManager>();
return(fx);
}
public static EventBusOptionsBuilder UseRabbitMQ(
[NotNull] this EventBusOptionsBuilder optionsBuilder,
[NotNull] Action <RabbitMqOptions> optionsAction)
{
Check.NotNull(optionsBuilder, nameof(optionsBuilder));
Check.NotNull(optionsAction, nameof(optionsAction));
optionsBuilder.Fx.AddRabbitMQ(optionsAction);
optionsBuilder.Fx.Services.AddSingleton <IEventBus, RabbitMqDistributedEventBus>();
return(optionsBuilder);
}
//public static ILinFxBuilder AddEventBus(
// [NotNull] this ILinFxBuilder builder,
// [NotNull] Action<EventBusOptions> optionsAction)
//{
// Check.NotNull(builder, nameof(builder));
// Check.NotNull(optionsAction, nameof(optionsAction));
// var optionsBuilder = new EventBusOptions();
// optionsAction?.Invoke(optionsBuilder);
// return builder;
//}
public static ILinFxBuilder AddEventBus(
[NotNull] this ILinFxBuilder builder,
[NotNull] Action <EventBusOptionsBuilder> optionsAction)
{
var options = new EventBusOptions();
var optionsBuilder = new EventBusOptionsBuilder(builder, options);
optionsAction?.Invoke(optionsBuilder);
builder.Services.AddSingleton <IEventBusSubscriptionsManager, InMemoryEventBusSubscriptionsManager>();
return(builder);
}
public static EventBusOptionsBuilder UseRabbitMQ(
[NotNull] this EventBusOptionsBuilder optionsBuilder,
[NotNull] Action <RabbitMqEventBusOptions> optionsAction)
{
Check.NotNull(optionsBuilder, nameof(optionsBuilder));
Check.NotNull(optionsAction, nameof(optionsAction));
optionsBuilder.Fx.Services.Configure(optionsAction);
var options = new RabbitMqEventBusOptions();
optionsAction?.Invoke(options);
optionsBuilder.Fx.AddRabbitMq(x =>
{
x.Host = options.Host;
x.UserName = options.UserName;
x.Password = options.Password;
});
optionsBuilder.Fx.Services.AddSingleton <IEventBus, RabbitMqDistributedEventBus>();
return(optionsBuilder);
}
/// <summary>
/// 注册内部服务
/// </summary>
/// <param name="services">服务集合对象</param>
/// <param name="eventBusOptions">事件总线配置选项</param>
/// <returns>服务集合实例</returns>
private static IServiceCollection AddInternalService(this IServiceCollection services, EventBusOptionsBuilder eventBusOptions)
{
// 注册后台任务队列接口/实例为单例，采用工厂方式创建
services.AddSingleton <IEventSourceStorer>(_ =>
{
// 创建默认内存通道事件源对象
return(new ChannelEventSourceStorer(eventBusOptions.ChannelCapacity));
});
// 注册默认内存通道事件发布者
services.AddSingleton <IEventPublisher, ChannelEventPublisher>();
return(services);
}
/// <summary>
/// 添加 EventBus 模块注册
/// </summary>
/// <param name="services">服务集合对象</param>
/// <param name="eventBusOptionsBuilder">事件总线配置选项构建器</param>
/// <returns>服务集合实例</returns>
public static IServiceCollection AddEventBus(this IServiceCollection services, EventBusOptionsBuilder eventBusOptionsBuilder = default)
{
// 初始化事件总线配置项
eventBusOptionsBuilder ??= new EventBusOptionsBuilder();
// 注册内部服务
services.AddInternalService(eventBusOptionsBuilder);
// 通过工厂模式创建
services.AddHostedService(serviceProvider =>
{
// 创建事件总线后台服务对象
var eventBusHostedService = ActivatorUtilities.CreateInstance <EventBusHostedService>(serviceProvider);
// 订阅未察觉任务异常事件
var unobservedTaskExceptionHandler = eventBusOptionsBuilder.UnobservedTaskExceptionHandler;
if (unobservedTaskExceptionHandler != default)
{
eventBusHostedService.UnobservedTaskException += unobservedTaskExceptionHandler;
}
return(eventBusHostedService);
});
// 构建事件总线服务
eventBusOptionsBuilder.Build(services);
return(services);
}
